{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "ransom", "arguments": ["attacker", "payment method", "attack pattern", "damage amount", "price", "victim"]}], "input": "The tactic , now known as ransom DDoS ( RDoS ) , has become quite popular among cybercriminal groups , and there have been too many RDoS campaigns to remember in the past years ."}
{"ransom": []}